Generally its TKD P7 only but now since ET has more number of P7 than TKD, so could be possible, however this runs with offlink loco very often.
please wait...Translate to HindiAam tor pe ye TKD P7 hi hota hai par ab kyunki ET ke paas TKD se zyada P7 hain, to ho sakta hai, lekin ye aksar offlink loco ke saath chalta hai.